Home / 3,941,587.65-5,913,256.28-1,811,158.05

Finding the Fourth Proportional to 3,941,587.65, 5,913,256.28 and 1,811,158.05

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Solution

The fourth proportional to 3,941,587.65, 5,913,256.28 and 1,811,158.05 is: 2,717,139.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,941,587.65 : 5,913,256.28 = 1,811,158.05 : x
  2. Step 2: Convert to fraction form
    3,941,587.65/5,913,256.28 = 1,811,158.05/x
  3. Step 3: Cross multiply
    3,941,587.65x = 5,913,256.28 × 1,811,158.05
  4. Step 4: Simplify right side
    3,941,587.65x = 10,709,841,704,179.27
  5. Step 5: Solve for x
    x = 10,709,841,704,179.27/3,941,587.65
  6. Step 6: Final answer
    x = 2,717,139.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.